To quote: Due to FAT32 limitations users needed to run these games from internal hard drive only. However, it seems that isn't the only option anymore. Many games utilize a file format known as PSARC (*.psarc).

These files ending in .psarc are archive files similar to zip or rar files on PC. By extracting these large archive files and using the smaller files that are inside, users can get stay under the 4GB limit.

This method has been tested on Uncharted II, and will only work on games utilizing the psarc file format.

245w ago - This weekend SKFU shared news of a research project that himself, iQD and a few others have began work on with the PS3 Blu-ray drive in order to, among other goals, run PlayStation 3 game backups from the PS3 HDD.

Getting Sony's PlayStation 3 entertainment system to function without a BDD was not a difficult challenge for them, however, many may recall previous attempts by MysticHades among others to examine PS3 hacks which allow running game backups from the hard disk drive.

Earlier this year, knightsolidus detailed the Blu-ray drive PS3 CXD4302GB Chip Test Points, and Spanish site Elotrolado reported on a PS3 exploit found to run PlayStation 3 backups along with a leaked Sony Disc Boot Game Patch Programming Guide.